问题描述:
Linda was_____,to experiment a month ago,but she changed her mind at the last minute.
A.to start B.to have start.C.to be starting.D.to have been starting
选哪个,为什么?
A.to start B.to have start.C.to be starting.D.to have been starting
选哪个,为什么?
问题解答:
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